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    Question

    Which survey is most expensive because of the

    interviewer's time and travel expenses?
    A telephone Correct Answer Incorrect Answer
    B personal interview Correct Answer Incorrect Answer
    C focus groups Correct Answer Incorrect Answer
    D mail Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    The high cost of reaching respondents in their homes through personal interview surveys has led to a dramatic increase in the use of mall intercept interviews, which are personal interviews of consumers at shopping centres.

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